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4 Na + O2 = 2 Na2O
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
HBrO3 + HBr = H2O + Br2 =>
HBrO3 + 5 HBr = 3 H2O + 3 Br2
XCH3OH + HNO3 = XCO2 + N2 + H2O =>
5 XCH3OH + 6 HNO3 = 5 XCO2 + 3 N2 + 13 H2O
NH4NO3 + Ca(OH)2 = NH4OH + Ca(NO3)2 =>
2 NH4NO3 + Ca(OH)2 = 2 NH4OH + Ca(NO3)2
HBrO3 + HBr = H2O + Br2 =>
HBrO3 + 5 HBr = 3 H2O + 3 Br2
Al2S3 + LiOH = Al(OH)3 + Li2S =>
Al2S3 + 6 LiOH = 2 Al(OH)3 + 3 Li2S
HBrO3 + HBr = H2O + Br2 =>
HBrO3 + 5 HBr = 3 H2O + 3 Br2
CH3CH2CH2OH + Na2Cr2O7 + H2SO4 = CH3CH2CHOOH + Cr2(SO4)3 + Na2SO4 + H20 =>
28 CH3CH2CH2OH + 4 Na2Cr2O7 + 16 H2SO4 = 28 CH3CH2CHOOH + 4 Cr2(SO4)3 + 4 Na2SO4 + 3 H20
Zn + PO4H = H2 + Zn3(PO4)2 =>
3 Zn + 2 PO4H = H2 + Zn3(PO4)2
HBrO3 + HBr = H2O + Br2 =>
HBrO3 + 5 HBr = 3 H2O + 3 Br2
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
HBrO3 + HBr = H2O + Br2 =>
HBrO3 + 5 HBr = 3 H2O + 3 Br2
Pb(NO3)2 + NaCl = PbCl + Na(NO3)2 =>
Pb(NO3)2 + NaCl = PbCl + Na(NO3)2
NH4Cl + KMnO4 = NH4MnO4 + KCl =>
NH4Cl + KMnO4 = NH4MnO4 + KCl
HBrO3 + HBr = H2O + Br2 =>
HBrO3 + 5 HBr = 3 H2O + 3 Br2
Ca3P2O8 + H2SO4 = CaSO4 + CaH4P2O8 =>
Ca3P2O8 + 2 H2SO4 = 2 CaSO4 + CaH4P2O8
HBrO3 + HBr = H2O + Br2 =>
HBrO3 + 5 HBr = 3 H2O + 3 Br2
Li + Cl = LiCl =>
Li + Cl = LiCl
IO3{-} + I{-} + H{+} = I3{-} + H2O =>
IO3{-} + 8 I{-} + 6 H{+} = 3 I3{-} + 3 H2O
H + Cl = HCl =>
H + Cl = HCl
K2Cr2O7 + H2SO4 + C2H5OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
NaOH + KHC8H4O4 = NaKC8H4O4 + H2O =>
NaOH + KHC8H4O4 = NaKC8H4O4 + H2O
KOH + KHC8H4O4 = K2C8H4O4 + H2O =>
KOH + KHC8H4O4 = K2C8H4O4 + H2O
Cr2(SO4)3 + K3PO4 = K2SO4 + CrPO4 =>
Cr2(SO4)3 + 2 K3PO4 = 3 K2SO4 + 2 CrPO4
Li + P = Li3P =>
3 Li + P = Li3P
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Sn + HNo3 = Sn(No3)4 + H2 =>
Sn + 4 HNo3 = Sn(No3)4 + 2 H2
Na2CO3 + HNO3 = NaNO3 + CO2 + H2O =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + CO2 + H2O
Sn3(PO4)4 + BaSiO3 = Sn2(SiO3)4 + Ba3(PO4)2 =>
2 Sn3(PO4)4 + 12 BaSiO3 = 3 Sn2(SiO3)4 + 4 Ba3(PO4)2
K4Fe(CN)6 + KMNO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MNSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMNO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MNSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Au2O3 = Au + O2 =>
2 Au2O3 = 4 Au + 3 O2
Ma + O2 = MaO =>
2 Ma + O2 = 2 MaO
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
H + NO = H2O + N =>
2 H + NO = H2O + N
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
Br2 + OH{-} = BrO3{-} + Br{-} + H2O =>
3 Br2 + 6 OH{-} = BrO3{-} + 5 Br{-} + 3 H2O
N2O5 = NO2 + O =>
N2O5 = 2 NO2 + O
Ce(IO3)4 + H2C2O4 = Ce2(C2O4)3 + I2 + CO2 + H2O =>
2 Ce(IO3)4 + 24 H2C2O4 = Ce2(C2O4)3 + 4 I2 + 42 CO2 + 24 H2O
KBr + H2SO4 + MnO2 = KHSO4 + MnSO4 + H2O + Br2 =>
2 KBr + 3 H2SO4 + MnO2 = 2 KHSO4 + MnSO4 + 2 H2O + Br2
Ba(NO3)2 + MgSO4 = Mg(NO3)2 + BaSO4 =>
Ba(NO3)2 + MgSO4 = Mg(NO3)2 + BaSO4
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + NO2 + H2O =>
Cu2S + 12 HNO3 = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O
Na2CO3 + Sr(NO3)2 = NaNO3 + SrCO3 =>
Na2CO3 + Sr(NO3)2 = 2 NaNO3 + SrCO3
I2 + HNO3 = HIO3 + NO2 + H20 =>
5 I2 + 30 HNO3 = 10 HIO3 + 30 NO2 + H20
K2CrO4 + Mg(NO3)2 = KNO3 + MgCrO4 =>
K2CrO4 + Mg(NO3)2 = 2 KNO3 + MgCrO4
SO3 + NaOH = H2O + Na2SO4 =>
SO3 + 2 NaOH = H2O + Na2SO4
C9H20 + O2 = CO2 + H2O9 =>
C9H20 + 54 O2 = 9 CO2 + 10 H2O9
Pb(NO3)2 + AlF3 = PbF2 + Al(NO3)3 =>
3 Pb(NO3)2 + 2 AlF3 = 3 PbF2 + 2 Al(NO3)3
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